/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.apache.nifi.cluster.manager;

import org.apache.nifi.web.api.dto.PermissionsDTO;

public class PermissionsDtoMerger {

    /**
     * Merges multiple {@link PermissionsDTO}s.
     *
     * @param mergedEntityPermissions the {@link PermissionsDTO} representing the merged permissions
     * @param entityPermissions       an {@link PermissionsDTO} to be merged
     */
    public static void mergePermissions(PermissionsDTO mergedEntityPermissions, PermissionsDTO entityPermissions) {
        if (mergedEntityPermissions == null || entityPermissions == null) {
            return;
        }
        if (mergedEntityPermissions.getCanRead() && !entityPermissions.getCanRead()) {
            mergedEntityPermissions.setCanRead(false);
        }
        if (mergedEntityPermissions.getCanWrite() && !entityPermissions.getCanWrite()) {
            mergedEntityPermissions.setCanWrite(false);
        }
    }
}
